Key facts
Production status: End-of-life
Release date: 2017-12-21
Cores / Threads: 18 / 36
Base clock: 2300 MHz
Turbo clock: 4300 MHz
TDP: 140 W
Process: 14 nm
Codename: Skylake-W
Generation: Xeon W (Skylake-W)
All available specs
| Field | Value |
|---|---|
| name | Xeon W-2191B |
| Socket | Intel Socket 2066 |
| Foundry | Intel |
| Process Size | 14 nm |
| Die Size | 484 mm² |
| Package | FC-LGA2066 |
| Market | Server/Workstation |
| Production Status | End-of-life |
| Release Date | Dec 21st, 2017 |
| Part# | SR3RW |
| Frequency | 2.3 GHz |
| Turbo Clock | up to 4.3 GHz |
| Base Clock | 100 MHz |
| Multiplier | 23.0x |
| Multiplier Unlocked | No |
| Codename | Skylake-W |
| Generation | Xeon W (Skylake-W) |
| Memory Support | DDR4 |
| ECC Memory | Yes |
| # of Cores | 18 |
| # of Threads | 36 |
| SMP # CPUs | 1 |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 1 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, AVX-512, EIST, Intel 64, XD bit, TXT, TSX, VT-x, VT-d, AES-NI, ECC, HTT, FMA3, F16C, ABM, ADX, BMI1, BMI2, CLMUL, MPX, SMEP, x8 SDDC, vPro, TBT 2.0 |
| Notes | Apple OEM exclusive. |
| Rated Speed | 2666 MT/s |
| Memory Bus | Quad-channel |
| Memory Bandwidth | 85.3 GB/s |
| PCI-Express | Gen 3, 48 Lanes (CPU only) |
| Cache L3 | 24.75 MB (shared) |
| tCaseMax | 66°C |
| Chipset | C422 |
| AVX-512 FMA Ports | 2 |
| Benchmark rank | 149 |
| Benchmark samples | 14 |
| Benchmark price | 0 |
| Benchmark category | Server |
| Benchmark socket | FCLGA2066 |
| Benchmark date | 2021-06-01 |
| Benchmark TDP (W) | 140 |
| Benchmark base (MHz) | 2300 |
| Benchmark turbo (MHz) | 4300 |
| Benchmark cores | 18 |
| Benchmark threads per core | 2 |
| Benchmark threads | 36 |